agenttesla | 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a

General

Target

1c4fd4c1adfb8b5cc412128415251379.exe
Size

629KB
MD5

1c4fd4c1adfb8b5cc412128415251379
SHA1

be4c136a0ff2793622d5a899bb52c184c87d7f6c
SHA256

4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a
SHA512

df15a64b3002d3151370824a181dd8129c2452c1523b3ffdf1e0bbb95ae07aa0d09ed43e515a690c8040899e09a39c2ccf59d3af0199ae4f3734b863ce976316

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.medicare-equipment.com
Port:
587
Username:
[email protected]
Password:
AllTheBest777

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/432-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/432-67-0x000000000043766E-mapping.dmp	family_agenttesla
behavioral1/memory/432-68-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

1c4fd4c1adfb8b5cc412128415251379.exe

description pid process target process

PID 280 set thread context of 432 280 1c4fd4c1adfb8b5cc412128415251379.exe 1c4fd4c1adfb8b5cc412128415251379.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1c4fd4c1adfb8b5cc412128415251379.exe

pid process

432 1c4fd4c1adfb8b5cc412128415251379.exe
432 1c4fd4c1adfb8b5cc412128415251379.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1c4fd4c1adfb8b5cc412128415251379.exe

description pid process

Token: SeDebugPrivilege 432 1c4fd4c1adfb8b5cc412128415251379.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

1c4fd4c1adfb8b5cc412128415251379.exe

pid process

432 1c4fd4c1adfb8b5cc412128415251379.exe

description	pid	process	target process
PID 280 set thread context of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe

pid	process
432	1c4fd4c1adfb8b5cc412128415251379.exe
432	1c4fd4c1adfb8b5cc412128415251379.exe

description	pid	process
Token: SeDebugPrivilege	432	1c4fd4c1adfb8b5cc412128415251379.exe

pid	process
432	1c4fd4c1adfb8b5cc412128415251379.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1c4fd4c1adfb8b5cc412128415251379.exe

description	pid	process	target process
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe
PID 280 wrote to memory of 432	280	1c4fd4c1adfb8b5cc412128415251379.exe	1c4fd4c1adfb8b5cc412128415251379.exe

C:\Users\Admin\AppData\Local\Temp\1c4fd4c1adfb8b5cc412128415251379.exe
"C:\Users\Admin\AppData\Local\Temp\1c4fd4c1adfb8b5cc412128415251379.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:280

C:\Users\Admin\AppData\Local\Temp\1c4fd4c1adfb8b5cc412128415251379.exe
"C:\Users\Admin\AppData\Local\Temp\1c4fd4c1adfb8b5cc412128415251379.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:432

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/280-60-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/280-62-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/280-63-0x00000000002A0000-0x00000000002A7000-memory.dmp

Filesize
28KB

Download
memory/280-64-0x0000000004D90000-0x0000000004DF2000-memory.dmp

Filesize
392KB

Download
memory/280-65-0x00000000009A0000-0x00000000009DA000-memory.dmp

Filesize
232KB

Download
memory/432-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/432-67-0x000000000043766E-mapping.dmp

Download
memory/432-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/432-70-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/432-71-0x0000000004A01000-0x0000000004A02000-memory.dmp

Filesize
4KB

Download

Analysis

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